[ Grammar ]
How long ___ waiting for me?
a. have you been
b. you have been
c. have you

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Pronouns and AntecedentsSimple and Past TensesState Verbs and Action VerbsComparative Adjectives and AdverbsGerund or InfinitivesModal Verbs & Reflexive PronounsModals: Possibility, Necessity, ExpectationTOEICAsking and Giving OpinionPhrasal VerbsOther quiz:
Grammar and Vocabulary › ViewHis face went from red to green faster than a set of … .
A. flowers
B. traffic lights
C. rules
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Grammar › View
The bed was very uncomfortable. I ______ sleep very well.
A. didn’t
B. did
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Tenses › ViewMany tourists enjoy ___ Cambodian street food.
A. eat
B. eating
C. to eat
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You need to wear a ____ when riding a bike.
A. seatbelt
B. life jacket
C. helmet
D. safety bag